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European alternatives to Slack

There are 6 European alternatives to Slack, a tool from Estados Unidos (Comunicación), with each company’s country and compliance in plain sight.

The alternatives

  1. Element

    Reino Unido

    Chat de equipo cifrado sobre el protocolo abierto Matrix

    Price: From €0

    0 votes

  2. Wire

    Suiza

    Colaboración segura con cifrado de extremo a extremo

    Price: From €0

    0 votes

  3. Threema

    Suiza

    Mensajería suiza sin número de teléfono obligatorio

    Price: From €2.76

    0 votes

  4. Stackfield

    Alemania

    Chat, tareas y documentos del equipo en una sola herramienta

    • Made in the EU

    Price: From €9

    0 votes

  5. Nextcloud

    Alemania

    Nube de colaboración de código abierto que alojas donde quieras

    • Made in the EU

    Price: From €0

    0 votes

  6. Correo, nube, chat y ofimática de un proveedor suizo

    Price: From €0

    0 votes

Why look for a European alternative to Slack?

Slack belongs to a company headquartered in the United States. Under the 2018 CLOUD Act, US authorities can require companies under their jurisdiction to hand over data they control, even when it is stored on European servers. A provider headquartered in Europe with no US parent is not subject to that law: the contract and the data stay under the GDPR and European courts.

2 are from companies headquartered in the European Union and 4 from other European countries, such as Switzerland, Norway or the UK, with their own legal framework: each listing says so.

What to check when choosing

For messaging and video calls, check whether encryption is end-to-end, whether guests can join without an account and whether there is a self-hosted edition.

Questions.

Why look for a European alternative to Slack?

Slack belongs to a company headquartered in the United States. Under the 2018 CLOUD Act, US authorities can require companies under their jurisdiction to hand over data they control, even when it is stored on European servers. A provider headquartered in Europe with no US parent is not subject to that law: the contract and the data stay under the GDPR and European courts.

What European alternatives to Slack are there?

There are 6 in the directory: Element, Wire, Threema, Stackfield, Nextcloud, Infomaniak kSuite. They come from Reino Unido, Suiza, Alemania.

Which is the most voted European alternative to Slack?

None has votes yet. The 6 alternatives will be ranked by the votes of the people who use them.

How do I know whether an alternative to Slack complies with my country’s rules?

Each listing separates what the maker declares from what we have accepted with the URL where we checked it. Only what is accepted counts as verified.

Suggest an alternative

Do you know another European alternative that is not listed here?

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